package com.itheima.stock.mapper;

import com.itheima.stock.entity.SysUser;
import org.apache.ibatis.annotations.Param;

/**
* @author 24811
* @description 针对表【sys_user(用户表)】的数据库操作Mapper
* @createDate 2025-10-21 21:09:02
* @Entity com.itheima.stock.entity.SysUser
*/
public interface SysUserMapper {

    SysUser selectByUsername(@Param("username") String username);
}




